41st week of 2019 patent applcation highlights part 64 |
Patent application number | Title | Published |
20190313372 | METHOD AND SYSTEM FOR DEVICE-TO-DEVICE COMMUNICATION - A device-to-device user equipment (D2D-UE) and a method for use by a device-to-device user equipment (D2D-UE) is provided. The method comprises: determining, according to a non-UE specific resource allocation configuration, a plurality of available channels within a resource pool; selecting a primary channel of the plurality of available channels for the transmission of data; determining one or more transmission (TX) opportunities and one or more reception (RX) opportunities associated with the selected primary channel, wherein the transmit opportunities comprise a transmit subframe and an associated transmit resource block which are allocated for data transmission, and the reception opportunities comprise a transmit subframe which is not allocated for data transmission; transmitting a scheduling assignment (SA) on a TX opportunity of the TX opportunities; and receiving, an SA of another D2D-UE on an RX opportunity of the RX opportunities. | 2019-10-10 |
20190313373 | COMMUNICATION CHANNELS BETWEEN ACCESS POINTS AND NETWORK ZONES - In an example, an access point includes a first and second Ethernet port, a processing resource and a memory resource storing machine readable instructions. The machine readable instructions may be to cause the processing resource to create a first communication channel between the access point and a first network zone using the first Ethernet port and to create a second communication channel between the access point and a second network zone using the second Ethernet port. The first and second network zones may be independently configured with respective first and second zone controllers and the first and second communication channels may exist simultaneously. | 2019-10-10 |
20190313374 | METHOD FOR SELECTING, IN SELECTION PERIOD, SUBFRAME EXCLUDING SUBFRAME RELATING TO SUBFRAME IN WHICH TRANSMISSION HAS BEEN PERFORMED DURING SENSING PERIOD IN WIRELESS COMMUNICATION SYSTEM, AND TERMINAL USING SAME - The present invention provides a vehicle-to-X (V2X) operation method performed by a V2X terminal in a wireless communication system, the method comprising: selecting, in a selection period, a subframe excluding a subframe relating to a subframe in which transmission has been performed during a sensing period; and performing a V2X communication on the basis of the selected subframe. | 2019-10-10 |
20190313375 | IMPROVED SEMI-PERSISTENT RESOURCE ALLOCATION BEHAVIOR FOR V2X TRANSMISSIONS - The disclosure relates to a transmitting device for transmitting periodic data via a sidelink interface to one or more receiving devices. The transmitting device autonomously selects radio resources for transmitting periodic and aperiodic data via the sidelink interface. A transmitter transmits first periodic data together with first scheduling information to the one or more receiving devices. The first scheduling information indicates radio resources used for transmitting the first periodic data and further indicates reserved radio resources usable at a later point in time by the transmitting device to transmit second periodic data. A processor delays the second periodic data until the later point in time. The transmitter transmits the second periodic data at the later point in time using the reserved radio resources indicated by the first scheduling information. On the other hand, the transmitter transmits other data than the first periodic data at the earliest possible point in time upon becoming available for transmission. | 2019-10-10 |
20190313376 | INTERRUPTION AND DELAY FOR V2X SIDELINK CARRIER AGGREGATION - Systems and methods provide solutions for delay and interruption requirements for vehicle-to-everything (V2X) sidelink carrier aggregation (CA). For example, when any number of component carriers is added for V2X CA, a user equipment (UE) capable of V2X sidelink communication is allowed an interruption of up to two subframes to the cellular network. The interruption may be for both uplink and downlink of a serving cell or primary cell. | 2019-10-10 |
20190313377 | METHOD AND APPARATUS FOR DOWNLINK CONTROL INFORMATION COMMUNICATION AND INTERPRETATION - Methods and apparatus are provided for wireless communication in which a downlink control information (DCI) is transmitted in a physical downlink control channel (PDCCH) in a first bandwidth part (BWP). A UE is responsible for determining a starting resource block (RB) for a data transmission allocated by the DCI based on a value of a frequency domain resource allocation field in the DCI, a reference RB, and a reference size of a second BWP. The data transmission can then be transmitted, in the case of, for example, PUSCH, by a UE or received, in the case of, for example, PDSCH. | 2019-10-10 |
20190313378 | METHOD AND SYSTEM FOR DOWNLINK CONTROL INFORMATION PAYLOAD SIZE DETERMINATION - Aspects of the present disclosure provide methods, devices and systems that limit a number of DCI payload sizes in order to limit the complexity of processing needed to perform blind decoding of the DCI payload. Various embodiments are provided that limit the number of DCI payload sizes. A base station determines the payload sizes to be used for a given time slot and once generated, transmits the DCI to one or more UEs. The UE is responsible for receiving the DCI and performing blind decoding to decode the information intended for the UE. In some embodiments, limiting the number of payload sizes may result in some DCI content that is smaller than the allotted DCI payload size being padded with zero bits to fill the allotted DCI payload size. | 2019-10-10 |
20190313379 | METHOD AND APPARATUS FOR TRANSMITTING TERMINAL SUPPORT DATA FOR SPS IN WIRELESS COMMUNICATION SYSTEM - User equipment (UE) can transmit UE support data for semi-persistent scheduling (SPS) to an evolved NodeB (eNB) in order to effectively allocate SPS resources for vehicle-to-everything (V | 2019-10-10 |
20190313380 | Monitoring a Physical Downlink Control Channel for Downlink Control Information - The present disclosure describes one or more aspects for monitoring a physical downlink control channel for downlink control information. Such aspects include receiving ( | 2019-10-10 |
20190313381 | RELIABLE INDICATION OF A CONTROL FORMAT INDICATOR VALUE - Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) receive a first control format indicator (CFI) value in a message that is not carried via a physical control format indicator channel (PCFICH); may determine whether the UE is operating using at least one of a first configuration with which the first CFI value is to be used or a second configuration with which a second CFI value, indicated in the PCFICH, is to be used; and may operate using at least one of the first CFI value or the second CFI value based at least in part on determining whether the UE is operating using the at least one of the first configuration or the second configuration. Numerous other aspects are provided. | 2019-10-10 |
20190313382 | Control Data for Code Block Group-Based Retransmission - Techniques are disclosed relating to control data for retransmissions in wireless communications. In various embodiments, a UE sends acknowledgements (e.g., HARQ acknowledgements) at code block group (CBG) granularity. CBGs may be included in codewords that may be transmitted using multiple MIMO layers. In some embodiments, the network is configured to send a new data indicator for each CBG. In some embodiments, the network is configured to use a different number of layers for a retransmission of a CBG than for the original transmission. Thus, the layer-to-CBG or layer-to-codeword mapping may be specified dynamically. In various embodiments, the disclosed techniques may improve overall network bandwidth relative to traditional retransmission techniques. | 2019-10-10 |
20190313383 | FLEXIBLE SLOT FORMAT INDICATION (SFI) MONITORING FOR NEW RADIO UNLICENSED COMMUNICATIONS - User equipment (UE) includes processing circuitry, where to configure the UE for New Radio (NR) communications in an unlicensed spectrum, the processing circuitry is to decode radio resource control (RRC) signaling including configuration information identifying a physical downlink control channel (PDCCH) search space set. The configuration information includes a PDCCH monitoring periodicity, a PDCCH monitoring offset, and a PDCCH monitoring duration associated with the PDCCH search space set. The PDCCH search space set is monitored for downlink control information (DCI) using the PDCCH monitoring periodicity, the PDCCH monitoring offset, and the PDCCH monitoring duration. Upon detecting the DCI within the monitored PDCCH search space set, a DCI format within the DCI is decoded. | 2019-10-10 |
20190313384 | DOWNLINK CONTROL CHANNEL BEAM SWEEPING - Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a base station (BS) may transmit, to a user equipment (UE) for a beam sweeping procedure, at least one downlink control channel associated with at least one beam. The BS may receive, based at least in part on transmitting the at least one downlink control channel, feedback information relating to the at least one downlink control channel. The UE may receive at least one downlink control channel associated with at least one beam. The UE may transmit feedback information relating to the at least one downlink control channel. Numerous other aspects are provided. | 2019-10-10 |
20190313385 | COMPACT DCI FOR URLLC - Certain aspects of the present disclosure provide techniques for compact downlink control information (DCI) signaling design for ultra-reliable low-latency communications (URLLC). A method for wireless communications performed by a base station (BS) is provided. The method generally includes generating DCI, the DCI scheduling at least one transmission, according to a first DCI format. The first DCI format is compressed relative to a second DCI format and includes a carrier indicator field (CIF) and/or a rate-matching indicator field. The BS transmits the DCI to a user equipment (UE). The UE communicates with the BS based on the received DCI. | 2019-10-10 |
20190313386 | METHOD OF TRANSMITTING AND RECEIVING DOWNLINK DATA CHANNEL AND APPARATUS THEREFOR - A method of receiving a Physical Downlink Shared Channel (PDSCH) includes: receiving, in a first bandwidth part (BWP), a downlink control information (DCI) including (i) first information that indicates switching an active BWP from the first BWP to a second BWP, and (ii) second information related to scheduling at least one transport block (TB) for the PDSCH; and receiving, in the second BWP, the PDSCH based on the first information and the second information. Based on a number of TBs in a first group of TBs that can be scheduled through the second information being equal to one, and based on a number of TBs in a second group of TBs that can be scheduled for the second BWP being equal to two: among the second information related to scheduling the at least one TB, information related to a second TB among the second group of TBs is disabled. | 2019-10-10 |
20190313387 | PHYSICAL DOWNLINK CONTROL CHANNEL TRANSMISSION METHOD, BASE STATION DEVICE, AND USER EQUIPMENT - Embodiments of the present disclosure disclose a physical downlink control channel sending method. The method includes: sending configuration information of a first physical downlink control channel on a predefined resource, where the configuration information of the first physical downlink control channel is used to indicate manners of sending and receiving the first physical downlink control channel; and sending the first physical downlink control channel according to the configuration information of the first physical downlink control channel. Correspondingly, the embodiments of the present disclosure further disclose a physical downlink control channel receiving method, a base station device, and user equipment. By using the present disclosure, a physical downlink control channel, especially, an EPDCCH channel, can be transmitted, to resolve a problem of physical downlink control channel transmission caused by the fact that narrowband user equipment cannot receive a broadband PDCCH channel. | 2019-10-10 |
20190313388 | CONTROL CHANNEL TRANSMISSION IN NEW RADIO ACCESS TECHNOLOGIES USING COMMON SEARCH SPACE - Techniques for transmitting and receiving beamformed transmission(s) of a common search space of a DL (Downlink) control channel are discussed. One example embodiment that can be employed at a UE (User Equipment) comprises processing circuitry configured to: select a set of receive beamforming weights for a DL (Downlink) control channel; and decode one or more control channel sets from a common search space of the DL control channel, wherein each control channel set of the one or more control channel sets is mapped to an associated symbol of one or more symbols of a slot, wherein each control channel set of the one or more control channel sets has an associated transmit beamforming, and wherein each control channel set of the one or more control channel sets comprises a common set of control information. | 2019-10-10 |
20190313389 | UPLINK CONTROL CHANNEL BEAM SWITCH PROCEDURE - Methods, systems, and devices for wireless communications are described. One method may include receiving, by a user equipment (UE) in a downlink shared data channel, a beam switch command instructing the UE to switch from a first uplink control beam to a second uplink control beam. The UE may select an uplink control beam to transmit acknowledgment feedback based on whether decoding the beam switch command is successful, and transmit, in an uplink control channel via the selected uplink control beam, the acknowledgment feedback indicating whether decoding the beam switch command was successful. | 2019-10-10 |
20190313390 | METHODS AND RELATED DEVICES FOR PERFORMING CROSS-CARRIER SCHEDULING WITH BEAM OPERATIONS - A method for wireless communications is provided. The method, performed by a User Equipment (UE), includes receiving, on a first cell, a first search space configuration and a second search space configuration, and a portion of the second search space configuration being different from the first search space configuration; monitoring, on the first cell, a first Physical Downlink Control Channel (PDCCH) of the first cell, based on the first search space configuration; and monitoring, on the first cell, a second PDCCH of a second cell cross-carrier scheduled by the first cell, based on the second search space configuration. | 2019-10-10 |
20190313391 | Beam Selection and Resource Allocation for Beam-Formed Random Access Procedure - Solutions are proposed to handle PRACH resource and beam selection under the following scenarios. First, a CFRA procedure is initiated, but all beams associated with the CFRA resource is below a RSRP threshold and CBRA fallback is not supported. UE continues to perform CFRA by selecting any downlink beam associated with dedicated PRACH resource, and then select dedicated PRACH resource associated with the selected downlink beam; second, a CFRA procedure is initiated but the active UL BWP is not paired with the active DL BWP. Upon CFRA initiation, UE uses current active UL and DL BWP to perform CFRA, and switches to another BWP pair upon all beams associated with the CFRA resource are below a RSRP threshold; third, a CBRA procedure is initiated but the active UL BWP is not configured with PRACH resource. UE selects a special UL/DL BWP to perform the CBRA procedure. | 2019-10-10 |
20190313392 | Method and Device for Wireless Communication in UE and Base Station - A method and device for wireless communication in a UE and a base station is disclosed. The user equipment receives a first bit block, transmits or receives a first wireless signal on a first time-frequency resource set, and transmits a second wireless signal on a second time-frequency resource set. The user equipment determines to transmit the second wireless signal on the second time-frequency resource set. A second bit field in the first bit block is used to indicate the first time-frequency resource set. A first bit field in the first bit block is used to simultaneously indicate a first spatial parameter group for transmitting the first wireless signal and a second spatial parameter group for transmitting the second wireless signal or a first multiple access signature for generating the second wireless signal. The spatial parameter group information used for scheduling PDSCH or PUSCH is applied to the uplink grant-free transmission. | 2019-10-10 |
20190313393 | PHYSICAL UPLINK CONTROL CHANNEL RELIABILITY ENHANCEMENTS - Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive a signal identifying a first beam configuration and a second beam configuration to be used for performing a beamformed transmission of a physical uplink control channel (PUCCH) signal. The UE may determine, for a first PUCCH transmission occasion associated with the first beam configuration, that a communication metric associated with performing the beamformed transmission of the PUCCH signal using the first beam configuration fails to satisfy a threshold. The UE may perform, at a second PUCCH transmission occasion and based at least in part on the determining, the beamformed transmission of the PUCCH signal according to the second beam configuration. | 2019-10-10 |
20190313394 | UPLINK SIGNALING OF DIRECT CURRENT (DC) TONE LOCATION IN NEW RADIO (NR) - Wireless communications systems and methods related to signaling of direct current (DC) locations of user equipment devices (UEs) in a new radio (NR) network are provided. A wireless communication device receives, from a base station, at least one of a carrier aggregation (CA) configuration or a bandwidth part (BWP) configuration. The wireless communication device determines a direct current (DC) location based on at least one of the CA configuration or the BWP configuration. The wireless communication device transmits, to the base station, a report based on the determined DC location. The wireless communication device communicates, with the base station, a phase tracking reference signal (PTRS) configured based on the report. | 2019-10-10 |
20190313395 | PHASED ARRAY RADIO FREQUENCY NETWORK FOR MOBILE COMMUNICATION - Systems and methods according to one or more embodiments are provided for routing wireless mobile communication signals using a phased array communication network. In one example, a system includes a plurality of phased array antennas configured to receive an RF modulated data packet. The RF modulated data packet includes a header and payload data. A demodulator circuit is provided to demodulate the header to identify route information while maintaining the payload data in RF modulated format. The phased array antennas are configured to transmit a high bandwidth narrow antenna beam comprising the RF modulated data packet in accordance with the route information. Maintaining the payload data in RF modulated format during the route provides for high bandwidth and high data rate transmission required of today's wireless mobile communication networks. | 2019-10-10 |
20190313396 | METHOD AND APPARATUS FOR MANAGING UTILIZATION OF WIRELESS RESOURCES VIA USE OF A REFERENCE SIGNAL TO REDUCE DISTORTION - Aspects of the subject disclosure may include, for example, a wireless communication node that receives instructions in a control channel directing it to utilize a spectral segment at a first carrier frequency to communicate with a mobile communication device. Responsive to the instructions, the wireless communication node receives a modulated signal in the spectral segment at a second carrier frequency from the base station, the modulated signal including communications data provided by the base station. The wireless communication node down-shifts the modulated signal at the second carrier frequency to the first carrier frequency, and wirelessly transmits the modulated signal at the first carrier frequency to the mobile communication device. Other embodiments are disclosed. | 2019-10-10 |
20190313397 | UPLINK CONTROL INFORMATION TRANSMISSION/CONFIGURATION INDICATION METHOD AND DEVICE, TERMINAL AND BASE STATION - Provided is an uplink control information transmission/configuration indication method and device, a terminal, and a base station. The uplink control information transmission method includes: determining a transmission configuration set corresponding to uplink control information to be sent, selecting a transmission configuration from the transmission configuration set, and transmitting the uplink control information to be sent according to the selected transmission configuration. | 2019-10-10 |
20190313398 | TRANSMITTING APPARATUS AND RADIO COMMUNICATION METHOD - The present invention is designed so that control information for a receiving apparatus can be reported properly in the UL/DL of future radio communication systems. A transmitting apparatus, according to the present invention, has a control section that controls generation of a reference signal using an amount of phase rotation and/or a base sequence that are associated with control information for a receiving apparatus, and a transmission section that transmits the reference signal. | 2019-10-10 |
20190313399 | METHODS AND RELATED DEVICES OF CHANNEL STATE INFORMATION (CSI) REPORTING FOR BANDWIDTH PART (BWP) SWITCH OPERATION - A method for reporting Channel State Information (CSI) is provided. The method includes receiving, by a User Equipment (UE), a CSI reporting configuration from a base station on a first BWP; receiving, by the UE, a first BWP switch indication from the base station to change the first BWP to a second BWP; receiving, by the UE, a second BWP switch indication from the base station to switch from an active BWP of the UE back to the first BWP; and sending, by the UE, a CSI report based on the CSI reporting configuration in a case that the UE receives a CSI reporting activation command from the base station after receiving the second BWP indication. | 2019-10-10 |
20190313400 | Selection of Physical Uplink Control Channel Resources - A method and apparatus for implicitly determining a PUCCH resource. The invention allows for flexible selection of a PUCCH resource in the PUCCH resource subset for configurations of PDCCH resources without collisions through the use of indices for control channel element subsets. | 2019-10-10 |
20190313401 | PUCCH RESOURCE ALLOCATION BEFORE RRC SETUP - Certain aspects of the present disclosure provide techniques for physical uplink control channel (PUCCH) before radio resource control connection setup completion. A by a base station (BS) generally includes transmitting a system information block, to a user equipment (UE), containing system information indicating a resource set of a plurality of predefined resource sets, each containing a plurality of resources. The BS transmits downlink control information on physical downlink control channel associated with a control channel element (CCE) index, to the UE, containing resource indicator (RI) bits to indicate a resource of the plurality of resources of the indicated resource set available for the UE to use for transmitting uplink control information (UCI) in a PUCCH. The BS monitors the indicated resource for the PUCCH transmission. A UE determines the resource based on the SI, RI bits, and CCE index, and transmits UCI in the PUCCH on the determined resource. | 2019-10-10 |
20190313402 | MULTI-LAYER RESOURCE SPREAD MULTIPLE ACCESS WITH PERMUTED POWER SCALING AND PHASE ROTATION - Aspects of the disclosure relate to methods and an apparatus for transmitting a signal in a multi-layer hybrid resource spread multiple access (RSMA) system. A non-orthogonal multiple access (NOMA) user equipment (UE) demultiplexes a stream of bits into a plurality of layers, encodes each layer with a different coding rate, modulates each layer of encoded bits with a different modulation scheme, and spreads and scrambles each layer of modulated symbols with a different spreading code and a corresponding different scrambling code. Thereafter, the NOMA UE permutes the plurality of layers having spread and scrambled symbols into a plurality of interleaved layers, scales and phase rotates each interleaved layer with a different scaling factor and a corresponding different phase rotating factor, sums the scaled and phase rotated symbols, maps the summed symbols onto a set of allocated resources, and transmits the mapped symbols via the set of resources. | 2019-10-10 |
20190313403 | NLOS WIRELESS BACKHAUL DOWNLINK COMMUNICATION - A method for communicating over a wireless backhaul channel comprising generating a radio frame comprising a plurality of time slots, wherein each time slot comprises a plurality of symbols in time and a plurality of sub-carriers in a system bandwidth, broadcasting a broadcast channel signal comprising a transmission schedule to a plurality of remote units in a number of consecutive sub-carriers centered about a direct current (DC) sub-carrier in at least one of the time slots in the radio frame regardless of the system bandwidth, and transmitting a downlink (DL) control channel signal and a DL data channel signal to a first of the remote units, wherein the DL data channel signal is transmitted by employing a single carrier block transmission scheme comprising a Discrete Fourier Transform (DFT) spreading for frequency diversity. | 2019-10-10 |
20190313404 | TRIGGER FRAME FORMAT FOR ORTHOGONAL FREQUENCY DIVISION MULTIPLE ACCESS (OFDMA) COMMUNICATION - An access point generates a trigger frame to trigger an uplink multi-user (MU) transmission by multiple client stations. The access point generates the trigger frame to include a common information field and multiple per-station information fields. The access point generates the common information field to include (i) a subfield that indicates a bandwidth of the uplink MU transmission, and (ii) information that indicates a guard interval and a long training field (LTF) mode to be used by the multiple client stations for the uplink MU transmission, and generates each per-station field to include respective frequency allocation information that indicates respective frequency resources to be used by the respective client station for the uplink MU transmission. The access point transmits the trigger frame to the multiple client stations to trigger the uplink MU transmission by the multiple client stations. | 2019-10-10 |
20190313405 | DATA TRANSMISSION METHOD AND DEVICE - The present disclosure relates to a pre-5 | 2019-10-10 |
20190313406 | Slot Scheduling Method and Apparatus - A slot scheduling method and apparatus are provided. A determined slot includes a first slot, the first slot includes a first idle time, and a time interval between a start moment of the first idle time and a start moment of the first slot is less than or equal to a preset time interval threshold, or a time interval between a start moment of the first idle time and an end moment of at least one OFDM symbol that is in the first slot and that is used to transmit control signaling is less than or equal to a preset time interval threshold. No first service is scheduled in the first idle time, thereby providing a transmission opportunity for a second service. In addition, time-domain locations of uplink transmission and downlink transmission of the first service and the second service do not overlap. | 2019-10-10 |
20190313407 | DETERMINATION OF TA ADJUSTMENT TIMING - In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a UE. The UE receives, from a base station, a timing advance command on a first downlink component carrier in a first time slot measured from a perspective of a first uplink component carrier. The UE determines a number of slots between the first time slot and a second time slot measured from the perspective of the first uplink component carrier based on at least one of: a first time duration allocated to the UE for decoding a downlink data channel, and a second time duration allocated to the UE for preparing an uplink data channel. The UE applies a timing advance based on the timing advance command on the first uplink component carrier or a second uplink component carrier in the second time slot. | 2019-10-10 |
20190313408 | CONCURRENT MINI-SLOT BASED AND SLOT BASED TRANSMISSIONS TO A SINGLE DEVICE - Concurrent mini-slot based and slot based transmissions to a single device are provided herein. A method can comprise transmitting, by a network device comprising a processor, first data via a first control channel indicating a slot based transmission for a device and second data via a second control channel indicating a mini-slot based transmission for the device. A first length of the slot based transmission can comprise a defined number of symbols and a second length of the mini-slot based transmission can comprise some of the defined number of symbols. The method can also comprise transmitting, by the network device, the slot based transmission and the mini-slot based transmission. The slot based transmission and the mini-slot based transmission can be logically separate transmissions that can be scheduled to be concurrent transmissions for the device. | 2019-10-10 |
20190313409 | ENHANCEMENTS ON TRANSMISSIONS WITH PARTIAL-INTERLACE ASSIGNMENT - Methods, systems, and devices for wireless communications are described. The described techniques provide for a base station transmitting to a user equipment (UE) a partial bandwidth configuration for uplink transmissions, where the partial bandwidth configuration may indicate a channel interlace and a portion of a channel bandwidth, for example, for autonomous uplink (AUL) transmissions. The base station may also transmit to the UE an AUL configuration including a group identifier. The UE may determine a starting offset with respect to an AUL subframe for a partial bandwidth transmission based on the group identifier. In some cases, different UEs may be grouped into groups of UEs allocated non-overlapping resources, and UEs allocated overlapping resources may have different starting offsets to begin transmitting. According to the determined starting offset, the UE may perform the partial bandwidth transmission over the channel interlace and the portion of the channel bandwidth. | 2019-10-10 |
20190313410 | METHOD FOR PERFORMING BANDWIDTH PART SWITCHING BY A USER EQUIPMENT - The present invention discloses a method of performing Bandwidth Part (BWP) switching by a user equipment (UE). The method comprises scheduling to receive a Synchronization Signal Block (SSB) during a first period; determining whether to perform the BWP switching based on the first period and a second period representing time duration for performing the BWP switching; and when the first period and the second period do not overlap, performing the BWP switching. | 2019-10-10 |
20190313411 | RADIO LINK MANAGEMENT UNDER BANDWIDTH PART SWITCHING - Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may determine that the UE is to switch from a first active bandwidth part to a second active bandwidth part; determine a configuration for a second reference signal of the second active bandwidth part based at least in part on a configuration for a first reference signal of the first active bandwidth part; and receive the second reference signal based at least in part on the configuration for the second reference signal. Numerous other aspects are provided. | 2019-10-10 |
20190313412 | RESOURCE ALLOCATION FOR BANDWIDTH PART SWITCHING - A network node, wireless device and methods for switching between an active and target bandwidth parts. A method in a network node includes selecting one or more resource blocks in the target bandwidth part for a transmission or reception between the wireless device and the network node. The selected resource blocks to be used in the target bandwidth part are indicated in a resource allocation field of a downlink control channel information in the active bandwidth part, the allocation field having information bits. The resource allocation field in the active bandwidth part and the information bits therein are configured based on a target bandwidth part resource allocation type. The target bandwidth part resource allocation type indicates whether the information bits include a bitmap corresponding to one or more resource block groups, or an integer value corresponding to a starting resource block and a length of the allocation in resource blocks. | 2019-10-10 |
20190313413 | Interlace Design For New Radio Unlicensed Spectrum Operation - Techniques and examples of interlace design for New Radio unlicensed spectrum (NR-U) operation are described. An apparatus (e.g., user equipment (UE)) assigns a plurality of resources to a plurality of interlaces such that, when the plurality of resources cannot be evenly distributed among all the plurality of interlaces, one or more remaining resources of the plurality of resources are assigned to one or more interlaces of the plurality of interlaces. The apparatus then performs an uplink (UL) transmission to a wireless network in a New Radio unlicensed spectrum (NR-U) using the plurality of resources with block interlaced frequency-division multiple access (B-IFDMA). | 2019-10-10 |
20190313414 | METHOD FOR TRANSMITTING DATA BASED ON PRIORITIZED BIT RATE IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFOR - A method for transmitting data through a logical channel by a user equipment (UE) in a wireless communication system is disclosed. The method comprises determining whether data for the logical channel exists or not; increasing a token value based on a prioritized Bit Rate (PBR) and a time elapsed since the data becomes available for the logical channel, when the data for the logical channel exists; and transmitting the data or a part of the data through the logical channel, when the token value is greater than 0, wherein when there is no data for the logical channel, the token value is not increased. | 2019-10-10 |
20190313415 | FAST JOINT TRAFFIC-TO-PILOT RATIO AND SPATIAL SCHEME DETECTION - Methods, systems, and devices for wireless communications are described. A wireless device such as a User Equipment (UE) in communication with a serving cell, may perform interference cancellation from an interfering cell. A UE may determine a rank of an unprecoded channel matrix associated with the interfering cell, estimate a traffic-to-pilot ratio (TPR) for an interfering transmission, based in part on a unit-norm property of a plurality of precoding matrix hypotheses for the interfering transmission, calculate respective log-likelihood functions for joint demodulation of the serving and interfering cell transmissions, select a subset of the plurality of precoding matrix hypotheses, and perform joint demodulation of the transmissions to obtain a set of demapped symbols, by assuming a uniform distribution hypothesis for the serving cell transmission, and a Gaussian distribution hypothesis for the interfering transmission. | 2019-10-10 |
20190313416 | ORTHOGONALITY AND ENCAPSULATION FOR POSITIONING AND NAVIGATION SIGNALS - Mobile devices often use orthogonal frequency division multiplexing (OFDM) to calculate position information of mobile devices within the network. However, physical distance between the mobile device and a signal source for positioning and other environmental factors can influence the signal strength of received signals. Received signals at the mobile device that are stronger may drown out the weaker signals, particularly when two signal sources occupy the same symbol. In traditional OFDM, a signal source transmits the same symbol for each positioning occasion, so a weaker signal may never be detected over a stronger signal, reducing the accuracy of the positioning calculations. Described herein are systems and methods for using a pattern to vary the designated symbol for each signal source in a wireless network so that a weaker signal from a signal source may be detected on at least some of the positioning occasions. | 2019-10-10 |
20190313417 | INFORMATION TRANSMISSION METHOD AND DEVICE, AND STORAGE MEDIUM - Provided is an information transmission method, including that: a base station acquires indication information for a target terminal and sends the indication information to the target terminal; and the target terminal receives the indication information from the base station, and cancels interference based on the indication information during data reception of multi-user superposition. Also an information transmission device and a storage medium are provided. | 2019-10-10 |
20190313418 | Transmission Apparatus and Method Based on Dynamic Time Division Duplex and Communication System - A transmission apparatus and method based on dynamic time division duplex and communication system. The transmission method includes: transmitting reporting information to a plurality of network equipments by user equipment, the reporting information indicating that cross-link interference occurs when the user equipment is scheduled by a first network equipment; receiving scheduling information transmitted by one of the plurality of network equipments; the scheduling information indicates that serving network equipment of the user equipment is changed from the first network equipment to a second network equipment; and performing data transmission by the user equipment with the second network equipment according to the scheduling information. | 2019-10-10 |
20190313419 | MULTIPLEXING RULES FOR MIXED COMMUNICATION PROTOCOLS - Methods, systems, and devices for wireless communications are described. In systems supporting multiple communication protocol types (e.g., ultra-reliable low-latency communication and enhance mobile broadband communication), a user equipment may implement multiplexing rules for handling overlapping transmissions of different communication protocols. For example, if lower latency data supports multiplexing with higher latency data and a lower latency resource overlaps (either partially or completely) with a higher latency resource, a number of options can be taken to control multiplexing. Similarly, if low latency uplink control information supports multiplexing with a slot-based physical uplink shared channel, and the physical uplink shared channel has its own uplink control information, a number of options can be taken to control multiplexing. If slot-based uplink control information overlaps (either partially or completely) with low latency data, then, likewise, a number of options can be taken to control multiplexing. Controlling multiplexing may support meeting low latency thresholds. | 2019-10-10 |
20190313420 | Method and User Equipment for Predicting Available Throughput for Uplink Data - A method in a user equipment for predicting an available throughput for uplink data to be sent from the user equipment to a base station over a radio link. The user equipment obtains ( | 2019-10-10 |
20190313421 | ELECTRONIC DEVICE AND WIRELESS NETWORK ACCESS METHOD IN ELECTRONIC DEVICE - An electronic device and a wireless network access method in the electronic device. The wireless network access method includes obtaining at least one of wireless network access information associated with a wireless network that is capable of communicating with the electronic device and effectiveness information. The at least one of network access information and effectiveness information is transmitted information to an external device with respect to the electronic device such that the external device determines whether to access the wireless network or to release the access to the wireless network based on the received at least one information. | 2019-10-10 |
20190313422 | METHODS AND SYSTEMS FOR TRANSMISSION CONTROL IN NETWORK SUPPORTING MISSION CRITICAL SERVICES - A method and a system for transmission control in a network supporting MC services are provided. The method includes associating a predefined priority to a data transmission request from a communication device, availing MC services, based on type of the data transmission request. The type of the data transmission request is classified in at least one arbitration category. Further, the method includes managing flow of data associated with the data transmission request in the network based on the associated predefined priority. | 2019-10-10 |
20190313423 | SCHEDULING CHANNEL STATE INFORMATION (CSI) PROCESSES IN ASSOCIATION WITH PERIODIC TRAFFIC IN A CoMP NETWORK - In an embodiment, a transmission reception point (TRP) apparatus of a Coordinated Multipoint (CoMP) network, determines a periodicity of periodic traffic between the TRP apparatus and a user equipment (UE), and schedules a Channel State Information (CSI) process in advance of a traffic window for a next instance of the periodic traffic in accordance with the determined periodicity. In another embodiment, the UE of the CoMP network performs the CSI process in advance of the traffic window for the next instance of periodic traffic between the UE and the TRP apparatus, the CSI process being scheduled in accordance with the determined periodicity of the periodic traffic. | 2019-10-10 |
20190313424 | METHOD AND APPARATUS FOR TRANSMITTING DATA ON RESOURCE UNIT INCLUDING PILOT TONE IN WLAN - An access point device and method for: generating and transmitting a physical layer protocol data unit (PPDU) including a plurality of resource units on a bandwidth, where the plurality of resource units includes a first tone unit and a second tone unit. The first tone unit includes a total of 26 tones, where 2 pilot tones for the first tone unit are included in the total of 26 tones. The second tone unit includes a plurality of tones being greater than the total of 26 tones. The 4 pilot tones for the second tone unit are included in the plurality of tones. The locations of a plurality of pilot tones for the plurality of resource units are fixed when two first tone units are included in the plurality of resource units in place of the second tone unit. | 2019-10-10 |
20190313425 | CONFIGURATION OF TRANSMISSION ORDER OF UPLINK DATA - A method for configuring transmission order of uplink data, performed by an REC of an access node. The REC has an interface to an RE of the access node. The method comprises providing instructions to the RE how to prioritize transmission order of uplink data. The uplink data is received by the RE on a radio interface and is to be transmitted from the RE to the REC on the interface. The REC thereby configures the transmission order. | 2019-10-10 |
20190313426 | Methods and Systems for Performance Enhancement of Downlink Shared Channels - A method performed by a wireless device (WD) comprises receiving a control message. The control message indicating at least a Modulation and Coding Scheme (MCS) and a scaling factor for a downlink shared channel. The scaling factor indicates a value less than 1. The method further comprises determining a transport block size (TBS) based on the MCS and the scaling factor indicated in the control message. A method performed by a network node comprises indicating in a control message at least a Modulation and Coding Scheme (MCS) and a scaling factor for a downlink shared channel. The scaling factor indicating a value less than 1. The method further comprises sending the control message to a User Equipment (UE), the control message enabling determination of a Transport Block Size (TBS) for a shared downlink channel. | 2019-10-10 |
20190313427 | METHOD AND DEVICE FOR ALLOCATING CONTINUOUS SCHEDULING RESOURCE AND TRANSMITTING DATA USING THE CONTINUOUS SCHEDULING RESOURCE - Disclosed in the present invention are a method and a device for allocating a continuous scheduling resource and transmitting data using the continuous scheduling resource, comprising: generating a continuous scheduling resource allocation table for a terminal, wherein the continuous scheduling resource allocation table includes mapping relationships between each continuous scheduling resource and a transmission time interval length and/or a channel condition; sending the continuous scheduling resource allocation table to the terminal. When transmitting data by using continuous scheduling resources, determining the continuous scheduling resource allocation table; after the transmission time interval length and/or channel condition at the time of transmission is determined, determining the continuous scheduling resource according to the mapping relationships in the continuous scheduling resource allocation table; transmitting data using the continuous scheduling resource. Using the present scheme, even if the transmission time interval varies, the continuous scheduling resources can still be used for data transmission. | 2019-10-10 |
20190313428 | CONTROL INFORMATION COMBINING TECHNIQUES IN WIRELESS COMMUNICATIONS - Methods, systems, and devices for wireless communications are described that provide for transmissions of multiple instances of control information, such as remaining minimum system information (RMSI), that may be used for system access by a user equipment (UE). The multiple instances of the control information may be combined at the UE to enhance the likelihood of successful decoding of the control information. A base station may transmit an indication that combining of multiple instances of control information is supported by the base station, and may transmit the multiple instances of control information via configured downlink transmission resources. A UE may receive the indication that combining of multiple control information instances is supported, may identify two or more instances within downlink transmission resources configured for control information transmissions, and may combine signals received in each of the two or more instances to generate a combined control information signal. | 2019-10-10 |
20190313429 | METHODS AND RELATED DEVICES FOR PERFORMING CROSS-CARRIER SCHEDULING WITH BEAM OPERATIONS - A method for wireless communications is provided. The method includes receiving, by a User Equipment (UE), a first Physical Downlink Control Channel (PDCCH) on a first cell, wherein the first PDCCH comprises first scheduling information of a first Physical Downlink Shared Channel (PDSCH) of a second cell cross-carrier scheduled by the first cell; and receiving, by the UE, the first PDSCH on the second cell only when a first time offset between the first PDCCH and the first PDSCH is larger than or equal to a predefined threshold. | 2019-10-10 |
20190313430 | ADAPTIVE RESOURCE MANAGEMENT FOR ROBUST COMMUNICATION IN NEW RADIO - The present disclosure provides for adaptive resource management in new radio operations that favors the usage of resources for pilot signals and channel estimation in the transition slots of a slot burst, and the transmission of data in the subsequent slots of the slot burst. A device such as a user equipment (UE) and/or a base station may determine that the UE is operating in a transition state. The device may adapt a first numerology including a first number of symbols per slot used for transmission in the transition slots during the transition state, to a second scaled numerology including a second number of symbols per slot used for transmission in the subsequent slots after the transition state. A ratio of reference signal symbols to data symbol symbols may be greater in the transition slots than in the subsequent slots. | 2019-10-10 |
20190313431 | TIME MASK TECHNIQUES FOR SHORTENED TRANSMISSION TIME INTERVALS - Methods, systems, and devices for wireless communication are described that support time mask techniques for shortened transmission time intervals (sTTIs) that may enhance low latency communications. Time masks may be identified and applied for transmissions that use sTTIs, in a manner that provides increased portions of sTTI durations having higher transmission power, and thus increase the likelihood of successful reception of such transmissions at a receiver. In some cases, a transmitter, such as a user equipment (UE), may identify one or more sTTIs for transmissions of a first wireless service (e.g., an ultra-reliable low-latency communication (URLLC) service). An sTTI may be identified based on a duration of a TTI associated with the first wireless service being below a threshold duration (e.g., a TTI duration of less than 1 ms may be identified as an sTTI). | 2019-10-10 |
20190313432 | METHOD AND APPARATUS FOR TIME DIVISION LTE TRANSMISSION IN UNLICENSED RADIO FREQUENCY BANDS - Apparatus and methods for time division based communication between a wireless device and a wireless network in a licensed radio frequency (RF) band and an unlicensed RF band are disclosed. The wireless device receives downlink control information (DCI), via a primary component carrier (PCC) of a primary cell (Pcell) in the licensed RF band, indicating downlink (DL) data transmission via a secondary component carrier (SCC) of a secondary cell (Scell) in the unlicensed RF band. The wireless device receives via the SCC part of the DL data transmission and transmits a control message via the PCC in response. The wireless device sends a scheduling request (SR) to the eNodeB and receives uplink (UL) transmission opportunities in a combination of the licensed RF band and the unlicensed RF band. The wireless device performs a clear channel assessment before reserving and transmitting to the eNodeB in the unlicensed RF band. | 2019-10-10 |
20190313433 | SCHEDULING AND TIME-DOMAIN CONFIGURATION IN INTEGRATED ACCESS AND BACKHAUL - Certain aspects of the present disclosure provide techniques for scheduling and time-domain configuration in an integrated access and backhaul network. Certain aspects provide a method for wireless communication. The method generally includes receiving downlink control signaling indicating a time domain resource allocation for a wireless resource to communicate with a donor base station, determining a scheduling offset to use for the wireless resource within a set of available time domain resources not designated for communicating with one or more child nodes and not designated to a communication of one or more other nodes based on the indicated time domain resource allocation, and communicating with the donor base station using the wireless resource at the determined scheduling offset. | 2019-10-10 |
20190313434 | RESOURCE IDENTIFICATION TECHNIQUES FOR COMBINING MULTIPLE INSTANCES OF SYSTEM INFORMATION - Methods, systems, and devices for wireless communications are described for transmissions of multiple instances of control information, such as remaining minimum system information (RMSI) that may be used for system access by a user equipment (UE). The multiple instances of the control information may be transmitted in a number of monitoring occasions that may be monitored by a UE, and within the monitoring occasions, the control information may be transmitted using different time locations, frequency locations, or combinations thereof. The locations may be identified based at least in part on one or more parameters associated with at least a first monitoring occasion. The one or more parameters may include an identification parameter associated with the base station or monitoring occasion, an index value associated with the monitoring occasion, a frequency parameter associated with the monitoring occasion, a control information multiplexing pattern, or any combination thereof. | 2019-10-10 |
20190313435 | CONTROL SIGNALING OPTIMIZATION FOR LTE COMMUNICATIONS - The disclosure describes procedures for allocating network resources for a mobile device communicating within a Long Term Evolution (LTE) network. The mobile device can be configured to decode a physical downlink shared channel (PDSCH), acquire first and second physical downlink control channel (PDCCH) decode indicators from a payload of the same PDSCH communication, decode a PDCCH for downlink control information (DCI) associated with a first application data type based on the first PDCCH decode indicator a second application data type based on the second PDCCH decode indicator. The first PDCCH decode indicator can identify an upcoming LTE subframe where the mobile device is required to decode the PDCCH for DCI associated VoLTE resource assignments and the second PDCCH decode indicator can identify an upcoming LTE subframe where the mobile device is required to decode the PDCCH for DCI associated with high bandwidth best effort (BE) data resource assignments. | 2019-10-10 |
20190313436 | METHOD OF TRANSMITTING OR RECEIVING SIGNAL IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFOR - A method of transmitting an uplink (UL) signal by a user equipment (UE) in a wireless communication system, where the method includes: receiving, through a physical downlink control (PDCCH) signal, downlink control information (DCI) regarding a semi-persistent scheduling (SPS) physical uplink shared channel (PUSCH); and periodically transmitting an SPS PUSCH signal based on the DCI. Periodically transmitting the SPS PUSCH signal based on the DCI includes: in a state in which (i) the SPS PUSCH signal is subslot-based, (ii) a demodulation reference signal (DMRS) pattern field included in the DCI is set to a first value, and (iii) simultaneous transmission of a physical uplink control channel (PUCCH) and the PUSCH is configured for the UE: transmitting uplink control information (UCI) through the SPS PUSCH signal, without simultaneously transmitting a PUCCH signal. | 2019-10-10 |
20190313437 | CONFIGURING FOR BANDWIDTH PARTS - Apparatuses, methods, and systems are disclosed for configuring bandwidth parts. One method includes: receiving a first bandwidth part configuration for a first downlink bandwidth part and a second bandwidth part configuration for a second downlink bandwidth part; receiving an indication to receive downlink signals and channels in the first downlink bandwidth part; identifying a control resource set and a corresponding search space for a type of physical downlink control channel common search space within a bandwidth of the first downlink bandwidth part from the second bandwidth part configuration; monitoring physical downlink control channel candidates on the control resource set; and receiving a physical downlink control channel on the control resource set, wherein the physical downlink control channel includes downlink control information associated with the type of physical downlink control channel common search space. | 2019-10-10 |
20190313438 | METHODS TO SUPPORT UL TRANSMISSION ON MULTIPLE NUMEROLOGIES IN NR SYSTEM - Aspects of the disclosure provide a method for transmission with multiple numerologies in a wireless communication network. The method can include associating logical channels each with a first numerology indicating an allowed subcarrier spacing for transmission of data units in the respective logical channel, and multiplexing data units of a subset of the logical channels into a transport block associated with a second numerology, the subset of the logical channels each having a first numerology that is the same as the second numerology. | 2019-10-10 |
20190313439 | APPENDING AN ON-DEMAND GRANT TO A SEMI-PERSISTENT SCHEDULING (SPS) GRANT - Various aspects of the present disclosure generally relate to wireless communication. A traffic window may be scheduled for a user equipment (UE) base on semi-persistent scheduling (SPS). In various situations, all or a portion of a first communication to be transmitted or received can be transmitted or received during an SPS grant in the traffic window. If useful, additionally, a remainder of the first communication not transmitted or received during the SPS grant may be transmitted in an on-demand grant appended to the SPS grant. The on-demand grant can be in a same subframe as the SPS grant. When the BS appends the on-demand grant to the SPS grant, the BS may transmit, and the UE may receive, an indicator indicating that the on-demand grant has been appended to the SPS grant. Numerous other aspects are provided. | 2019-10-10 |
20190313440 | PHYSICAL DOWNLINK SHARED CHANNEL RECEPTION WHEN PHYSICAL DOWNLINK CONTROL CHANNEL WITH DIFFERENT SPATIAL QUASI-COLOCATION ASSUMPTIONS ARE MAPPED TO THE SAME CONTROL RESOURCE SET - Methods, systems, and devices for wireless communications are described. A user equipment (UE) may be configured to monitor, via a receive beam, a first transmission time interval (TTI) of a plurality of different TTIs for a control resource set. The UE may decode the control resource set to obtain a first grant and a second grant. Upon decoding the control resource set, the UE may determine that the first grant and the second grant are associated with different parameters. In some cases, the parameters may be spatial quasi-colocation (QCL) assumptions mapped to the control resource set. The UE may decode, resources of a shared data channel indicated in at least one of the first grant and the second grant. In some cases, the UE may decode the resources during at least one of the first TTI and a second TTI of the plurality different TTIs. | 2019-10-10 |
20190313441 | POWER HEADROOM REPORTING IN COVERAGE EDGE - Certain aspects of the present disclosure provide techniques for reporting an indication of a PHR when the UE's assigned of UL resources is insufficient to transmit both UL data and a PHR. Additionally, aspects described herein introduce a negative PHR used to indicate the UE requires additional UL resources. | 2019-10-10 |
20190313442 | TRANSPORT BLOCK REPETITION HANDLING FOR DOWNLINK AND UPLINK TRANSMISSIONS - Methods, systems, and devices for wireless communications are described. In some systems, devices may implement transmission repetitions for transport blocks (TBs) to improve reception reliability. To support low latency, TBs may be transmitted in any transmission time interval (TTI) or mini-slot within a subframe or slot. The systems may implement processes to handle these TB repetitions near slot or subframe boundaries. For example, different resources in time for an initial TB transmission may correspond to different numbers of repetitions to avoid crossing defined boundaries. In some cases, TB transmission parameters, numbers of repetitions, or both may be modified based on a repetition window spanning multiple slots or subframes. A base station may transmit a grant indicating the initial resource in time, and a user equipment (UE) may determine the number of transmission repetitions for a TB based on a proximity of the initial resource in time to a defined boundary. | 2019-10-10 |
20190313443 | GRANT-LESS OPERATIONS - Current approaches to transmitting uplink data in a network often require resources to be granted. In an example, a node or apparatus may configure a plurality of devices to operate in a grant-less mode in accordance with a respective grant-less access allocation. Grant-less operations may be managed, for example, to meet the reliability and latency requirements and battery life requirements for different types of devices. For example, the state transition between grant-less and grant based may be managed. | 2019-10-10 |
20190313444 | METHOD AND APPARATUS FOR SENDING UPLINK CONTROL INFORMATION FOR MULTI-RADIO ACCESS TECHNOLOGY OPERATION - A method and apparatus for sending uplink control information by a multi-mode wireless transmit/receive unit (WTRU) capable of operating on multiple component carriers of a plurality of radio access technologies (RATs) for multi-RAT operation are disclosed. The WTRU may generate uplink control information (UCI) pertaining to a first RAT and a second RAT, wherein the UCI may include a first plurality of hybrid automatic repeat request acknowledgements (HARQ-ACKs) pertaining to a plurality of downlink (DL) transmissions of the first RAT and a second plurality of HARQ-ACKs pertaining to a plurality of DL transmissions of the second RAT. The WTRU may multiplex at least part of the generated UCI pertaining to the first RAT and at least part of the generated UCI pertaining to the second RAT onto a physical channel on a component carrier of the second RAT. | 2019-10-10 |
20190313445 | DL RECEPTION WITH CONSIDERATION OF QCL ASSUMPTION - In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a UE. The UE decodes, based on a first down-link reference signal received from a base station, a first PDCCH indicating a first PDSCH that contains a random access response. The UE decodes, based on the first down-link reference signal, the first PDSCH to obtain the random access message. The UE monitors a second PDCCH in a PDCCH common search space set based on the first down-link reference signal. | 2019-10-10 |
20190313446 | METHOD, SYSTEM AND DEVICE FOR NETWORK COMMUNICATIONS WITHIN A VEHICLE - Embodiments of the present disclosure are directed to vehicle communication systems, in particular, toward contention resolution on a shared medium in vehicle communication systems. The present disclosure can provide a modified version of the Institute of Electrical and Electronics Engineers (IEEE) 802.3 standard to handle physical layer (PHY), and data link layer's (DLL) media access control (MAC) of the wired communication links in the vehicle communication subsystem utilizing a shared medium and half-duplex mode. As a result, the modified MAC and PHY may provide fair access and deterministic latency for shared access to the medium of vehicle communication systems independent of the offered network load. | 2019-10-10 |
20190313447 | SIGNALING TO INDICATE LOCATIONS OF DEDICATED RANDOM ACCESS CHANNEL REGION IN TIME DOMAIN - Methods, systems, and devices for wireless communications are described. A node (e.g., a base station or network entity) may identify a signal that provides an indication of a location of a contention free random access channel (CFRA) resource within a time region and an indication of a timing pattern for the CFRA resource, the timing pattern associated with a pattern of subsequent instances of the time region in which the CFRA resource is repeated, wherein the CFRA resource is not a fully overlapping resource with respect to a contention based random access (CBRA) resource. The node may convey the signal to one or more user equipment (UE) to indicate the location and the timing pattern. | 2019-10-10 |
20190313448 | METHOD AND APPARATUS FOR SUPPORTING WIDEBAND AND MULTIPLE BANDWIDTH TRANSMISSION PROTOCOLS - Enhanced protocols and devices may be used to alleviate loss of spectrum efficiency in wideband transmission. The protocols may implement a wideband transmission opportunity (TXOP) truncation where one or more of the channels involved in communication over the wideband are released. In one scenario, an access point (AP) may receive, from a wireless transmit receive unit (WTRU), a first CF-End frame that includes a duration field and a basic service set identifier (BSSID) field that includes an individual/group bit. On a condition that the individual/group bit of the BSSID field has a value of one (1), the AP may determine that a scrambling sequence of the first CF-End frame indicates a bandwidth associated with a transmit opportunity (TXOP) being truncated by the WTRU. The AP may then transmit a second CF-End frame at the bandwidth indicated by the scrambling sequence of the first CF-End frame. | 2019-10-10 |
20190313449 | Design For Initial Access In New Radio Unlicensed Spectrum - Techniques and examples of design for initial access in New Radio (NR) unlicensed spectrum (NR-U) are described. An apparatus receives from a base station of a wireless network which transmits one or multiple synchronization signal and PBCH blocks (SS/PBCH blocks) whose indices are indicated in a cyclic-wrapped order subject to a result of listen-before-talk (LBT) in NR-U. The apparatus also transmits a random access request on random access channel (RACH) resources allocated by the base station. | 2019-10-10 |
20190313450 | TIMING ADVANCE IN LBT SYSTEMS - Systems and methods relating to a Timing Advance (TA) in a Listen- Before-Talk (LBT) cell are disclosed. In some embodiments, a method of operation of a radio access node in a cellular communications network comprises transmitting an indication of a TA for uplink LBT for a LBT cell to be used by a wireless device. In this manner, timing of the uplink LBT procedure can be controlled such that at least a portion of the LBT duration occurs during a time period in which downlink transmission on the LBT cell does not interfere with the LBT procedure. | 2019-10-10 |
20190313451 | TERMINAL APPARATUS, COMMUNICATION METHOD, AND INTEGRATED CIRCUIT - Provided is a terminal apparatus configured to receive a PDCCH including DCI format 1C to which CRC parity bits scrambled with a CC-RNTI are added, and to transmit a preamble in an LAA cell, wherein a type of an uplink LBT procedure for a PRACH transmission is determined based on whether or not a PRACH resource to be used for the PRACH transmission is at least included in a subframe in an uplink duration in which no downlink physical channel is received, and a value of the uplink duration is given based at least on an ‘Uplink transmission duration and offset indication’ field included in the DCI format 1C. | 2019-10-10 |
20190313452 | METHOD AND DEVICE FOR WIRELESS COMMUNICATION IN A FIRST NODE AND BASE STATION - The disclosure provides a method and a device in a User Equipment (UE) and base station for wireless communication. In one embodiment, the user equipment performs a first listening in a first time domain resource of a first frequency domain resource, transmits a second wireless signal in a second time domain resource of the first frequency domain resource, performs a first supplementary listening in a third time domain resource of the first frequency domain resource, and transmits a first wireless signal in a fourth time domain resource of the first frequency domain resource; wherein the first supplementary listening includes decrementing a first counter based on the first listening. This disclosure can increase the transmission opportunity, thereby improving transmission efficiency and spectrum utilization. | 2019-10-10 |
20190313453 | RESTORED FAIRNESS IN AN 802.11 NETWORK IMPLEMENTING RESOURCE UNITS - 802.11ax nodes benefit from additional medium accesses through multi-user uplink provided by an AP, compared to legacy node. To restore fairness in medium access, the invention proposes to update node's EDCA parameters, in particular EDCA backoffs, using penalty values each time the node successfully transmits data to the AP over OFDMA resource units. This is to reduce the probability for the node to access anew a communication channel through conventional EDCA contention. The penalty value is preferably provided by the AP which has an overview of the system and may be adjusted based on information local to the node, for instance the amount of data transmitted or its current contention window. For instance, the penalty value is added to the current value of the EDCA backoff counters upon successful OFDMA transmission by the node. | 2019-10-10 |
20190313454 | Listen-Before-Talk Procedure with Priority and Interference Addition Awareness - An enhanced listen-before-talk procedure may be performed by a device for efficiently accessing and utilizing available resources. The procedure may include specifying input parameter values pertaining to intended wireless communications of the device, adjusting output parameter values based on the input parameter values and an access history of the device, and determining whether to access at least a portion of the wireless communication resources to conduct the wireless communications, based at least on the output parameter values. The output parameter values may pertain to wireless communication resources accessible to the device, and the access history may keep track of wireless communication resource accesses previously made by the device. Input parameter values may include requested channel occupation time, requested frequency resource, requested transmission power, and/or priority and/or urgency of requested transmission, while output parameter values may include energy detection threshold, contention window size, and/or extended clear channel assessment bypass. | 2019-10-10 |
20190313455 | Detection Of Beginning Of A Transmission Session In New Radio Unlicensed Spectrum - Techniques and examples of efficient detection of a transmission session in New Radio unlicensed spectrum (NR-U) are described. An apparatus (e.g., user equipment (UE)) detects presence of an indication from a base station of a wireless network in an NR-U. The apparatus determines that a transmission opportunity (TXOP) follows the indication responsive to the detecting. The apparatus then receives a downlink (DL) transmission in the NR-U from the base station during the TXOP. | 2019-10-10 |
20190313456 | METHOD AND APPARATUS FOR RANDOM ACCESS IN A WIRELESS COMMUNICATION SYSTEM - Embodiments of the present disclosure provide methods, apparatuses and computer program products for random access in a wireless communication system. A method in a terminal device comprises receiving a random access configuration from a network device, the random access configuration including information for determining a set of candidate subframe numbers and a set of candidate system frame numbers for transmitting a random access preamble; transmitting the random access preamble in a subframe within a radio frame, the subframe being associated with a subframe number, and the radio frame being associated with a system frame number, wherein the subframe number is selected from the set of candidate subframe numbers, and/or, the system frame number is selected from the set of candidate system frame numbers t, based on a size of a Message 3 (Msg3) to be transmitted by the terminal device to the network device during the random access. | 2019-10-10 |
20190313457 | SIMULTANEOUS UPLINK TRANSMISSIONS - In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a UE. The apparatus may be a UE. The UE determines to transmit a preamble sequence to a base station at a random access occasion in a random access procedure when the UE is in a connected state. The UE determines that the random access occasion is in a same predetermined time period as an uplink channel or a sounding reference signal that is scheduled to be transmitted to the base station. The UE refrains from transmitting the preamble sequence or refraining from transmitting the uplink channel or the sounding reference signal. | 2019-10-10 |
20190313458 | Apparatus, System, and Method for Preambles for Unlicensed Access - Apparatuses, systems, and methods for transmitting a preamble. The UE may transmit a preamble to a base station in a random access channel (RACH). The RACH may be located in unlicensed spectrum. The bandwidth of the preamble may cover a majority of a nominal channel bandwidth of the RACH. The UE may receive a random access response and establish a connection with the base station in response to receiving the random access response. | 2019-10-10 |
20190313459 | GROUP CSI FEEDBACK FOR MULTICAST/BROADCAST TRANSMISSION - Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment may receive configuration information identifying at least one random access channel resource to be used for channel state information (CSI) feedback regarding a multicast or broadcast (multicast/broadcast) signal; and transmit a signal based at least in part on the CSI feedback using the at least one random access channel resource. In some aspects, a base station may transmit configuration information identifying at least one random access channel resource to be used for CSI feedback regarding a multicast or broadcast (multicast/broadcast) signal to be provided to a plurality of user equipment (UEs); and determine the CSI feedback based at least in part on a signal received on the at least one random access channel resource. Numerous other aspects are provided. | 2019-10-10 |
20190313460 | RACH NUMEROLOGY WITH BWP OPERATION - In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a UE. The UE receives, in an active down-link bandwidth part, a random access response from a base station indicating an up-link resource in an active up-link bandwidth part for transmitting a random access message. The UE generates the random access message based on a numerology of the active up-link bandwidth part. The UE transmits the random access message at the up-link resource in the active up-link bandwidth part. | 2019-10-10 |
20190313461 | APPARATUS AND METHOD FOR BEAM FAILURE RECOVERY IN WIRELESS COMMUNICATION SYSTEM - The disclosure relates to a pre-5 | 2019-10-10 |
20190313462 | Handling Of Simultaneous Transmission Of PRACH And Other Uplink Channels In Mobile Communications - Techniques and examples of handling of simultaneous transmission of physical random access channel (PRACH) and other uplink (UL) channels in mobile communications are described. An apparatus (e.g., user equipment (UE)) determines to skip an UL transmission to a wireless network for either a first procedure or a second procedure. Responsive to determining to skip transmission of the first procedure, the apparatus performs the second procedure and also adjusts one or more parameters associated with the first procedure. | 2019-10-10 |
20190313463 | COMMUNICATION BETWEEN MAC AND PHY FOR PARALLEL RANDOM ACCESS PROCEDURES OF DUAL CONNECTIVITY - The present invention relates to a communication between MAC layer entity and PHY layer entity for parallel random access procedures of dual connectivity. In this scheme, a first PHY entity of a user equipment informs a failure of a random access preamble transmission to a first MAC entity of the UE. Then, the first MAC entity continues or stops a random access procedure without performing procedures for a random access failure. | 2019-10-10 |
20190313464 | RANDOM ACCESS PROCEDURE FOR UNLICENSED CELLS - A user equipment includes circuitry which selects a random access preamble sequence, and a transmitter which transmits the random access preamble sequence to a base station in a frequency bandwidth of an unlicensed band, and performs at least one of a first operation and a second operation. In the first operation, the circuitry selects a first sequence as the random access preamble sequence, the first sequence having a length longer than a length of a random preamble sequence used for a licensed band, and the transmitter transmits the first sequence in the frequency bandwidth of the unlicensed band. In the second operation, the circuitry selects a second sequence as the random access preamble sequence, the second sequence having a length equal to the length of a random preamble sequence used for the licensed band, and the transmitter transmits the second sequence with repetitions in the frequency bandwidth of the unlicensed band. | 2019-10-10 |
20190313465 | MOBILE STATION APPARATUS, BASE STATION APPARATUS, WIRELESS COMMUNICATION METHOD, AND INTEGRATED CIRCUIT - To make a mobile station apparatus efficiently generate a base sequence. In a mobile station apparatus that generates a sequence for a demodulation reference signal on the basis of at least a sequence group number and transmits to a base station apparatus the demodulation reference signal together with a physical uplink shared channel used for transmission of a transport block, the mobile station apparatus receives information indicating a value of a parameter relating to the sequence from the base station apparatus, and determines the sequence group number without using the value of the parameter in a case where the mobile station apparatus performs transmission of the transport block on the physical uplink shared channel as part of a contention based random access procedure. | 2019-10-10 |
20190313466 | WIRELESS COMMUNICATION METHOD USING OFDMA RANDOM ACCESS AND WIRELESS COMMUNICATION TERMINAL USING SAME - Provided is a wireless communication terminal that wirelessly communicates with a base wireless communication terminal. The wireless communication terminal includes a transceiver, and a processor. The processor is configured to set an integer selected from a range of 0 to a value equal to or smaller than an OFDMA Contention Window (OCW) as a counter for random access, receive a trigger frame for triggering random access using one or more resource units (RUs) allocated for the random access from the base wireless communication terminal using the transceiver, decrement a value of the counter based on the one or more RUs allocated for the random access, randomly select one RU based on the one or more RUs allocated for the random access when the value of the counter is 0 or reaches 0, and attempt transmission to the base wireless communication terminal using the selected RU. | 2019-10-10 |
20190313467 | RADIO COMMUNICATION SYSTEM AND COMMUNICATION METHOD - A radio communication system includes user equipment, a call control apparatus, and a plurality of communication apparatuses, wherein each communication apparatus belongs to one of a plurality of groups, wherein the user equipment transmits, to the call control apparatus, a first access request signal including a group specifying information for specifying one group and a communication destination identifier, wherein the call control apparatus transmits, to the communication apparatus belonging to the one group specified by the group specifying information, a second access request signal including the communication destination identifier, and wherein the communication apparatus establishes a communication path between a communication destination indicated by the communication destination identifier included in the second access request signal and the user equipment. | 2019-10-10 |
20190313468 | PDU Session Establishment for Cellular IoT - An SMF receives from an AMF, a first message requesting establishment of a PDU session for transmission of IoT data from a wireless device. The SMF determines that the PDU session for transmission of the IoT data requires a network exposure function that supports IoT data transmission. A second message requesting discovery of the network exposure function is sent to a network repository function. The second message comprises a parameter indicating the IoT data transmission. A network repository function receives based on the parameter, a third message comprising an identifier of the network exposure function that supports the IoT data transmission. A fourth message is sent to a user plane function requesting to establish a connection for the PDU session with the network exposure function for transmission of the IoT data from the wireless device. The fourth message comprises the identifier of the network exposure function. | 2019-10-10 |
20190313469 | V2X COMMUNICATION OVER MULTIPLE RADIO ACCESS TYPES - Apparatuses, methods, and systems are disclosed for V2X communication over multiple radio access types. One method includes configuring a remote unit with information indicating a plurality of mobile networks and a radio access type of a plurality of radio access types for direct vehicle-to-everything communication corresponding to each mobile network of the plurality of mobile networks. The method includes supporting a plurality of vehicle-to-everything applications. Each vehicle-to-everything application of the plurality of vehicle-to-everything applications communicates via a direct vehicle-to-everything communication using a corresponding radio access type of the plurality of radio access types. | 2019-10-10 |
20190313470 | AUTHENTICATION AND PAIRING OF DEVICES USING A MACHINE READABLE CODE - An MR code is generated within a browser on a client device and is read by a mobile application on a mobile device. A communication channel is then established through a web-based service, between the browser and the mobile application on the mobile device. The mobile application generates a user interface display on the mobile device that allows user selection of content. The mobile application sends a link to that content to the browser, which accesses and renders the content on the client device. User input commands to control the rendered content are also received at the mobile device and sent to the browser through the communication channel. | 2019-10-10 |
20190313471 | TECHNIQUES FOR MANAGING COMMUNICATION LINKS OF A PLURALITY OF RADIO ACCESS TECHNOLOGIES (RATS) - A UE may receive, via a first communication link that uses a first radio access technology (RAT), information that identifies a threshold associated with a second communication link that uses a second RAT. The UE may monitor one or more communications on the second communication link. The UE may determine whether a parameter associated with the second communication link satisfies the threshold based at least in part on monitoring the one or more communications on the second communication link. The UE may provide a message via the first communication link when the parameter associated with the second communication link satisfies the threshold. | 2019-10-10 |